Wudu Zanthoxylum bungeanum is produced in Wudu District, Longnan City, Gansu Province. Wudu District is the hometown of Zanthoxylum bungeanum, a famous economic forest in China. Wudu Zanthoxylum bungeanum has the characteristics of large and full particles, mellow hemp flavor, many effective components and high essential oil content, and won the gold medal at the first national forestry famous new product Expo. On March 20 12, AQSIQ approved the protection of geographical indication products of Zanthoxylum bungeanum in Wudu.